| 05-XX |
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Combinatorics For finite fields, see 11Txx |
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05Bxx |
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Designs and configurations For applications of design theory, see 94C30 |
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05B05 |
Block designs [See also 51E05, 62K10] |
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05B07 |
Triple systems |
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05B10 |
Difference sets (number-theoretic, group-theoretic, etc.) [See also 11B13] |
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05B15 |
Orthogonal arrays, Latin squares, Room squares |
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05B20 |
Matrices (incidence, Hadamard, etc.) |
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05B25 |
Finite geometries [See also 51D20, 51Exx] |
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05B30 |
Other designs, configurations [See also 51E30] |
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05B35 |
Matroids, geometric lattices [See also 52B40, 90C27] |
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05B40 |
Packing and covering [See also 11H31, 52C15, 52C17] |
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05B45 |
Tessellation and tiling problems [See also 52C20, 52C22] |
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05B50 |
Polyominoes |
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05B99 |
None of the above, but in this section |
